Transition strip corner structure with a flange



FIG. 1 is a front perspective view of an ornamental design for a transition strip corner structure with a flange, from the bottom thereof;

FIG. 2 is a rear perspective view from the bottom thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a right side elevation view thereof; and,

FIG. 8 is a left side elevation view thereof. 

CLAIM The ornamental design for a transition strip corner structure with a flange, as shown and described. 